* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  color: rgba(255, 255, 255, alph0.6a);
}

.wrap {
  width: 100%;
  height: 100%;
  /* 背景渐变色 */
  background-image: linear-gradient(200deg, #5ee7df, #b490ca);
  background-size: cover;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.nav {
  width: 110px;
  height: 820px;
  background: rgba(0, 0, 0, 0.8);
  border-radius: 20px;
  overflow: hidden;
  transition: 0.5s;
  color: white;
}
.nav:hover {
  width: 260px;
}
.btn {
  width: 60px;
  height: 10px;
  display: flex;
  justify-content: space-around;
  margin-left: 25px;
  margin-top: 25px;
}
.btn-item {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.btn-item:nth-child(1) {
  background: #eb5a56;
}
.btn-item:nth-child(2) {
  background: #f8bc33;
}
.btn-item:nth-child(3) {
  background: #62cb44;
}
.icon {
  width: 250px;
  height: 60px;
  margin-left: 25px;
  margin-top: 25px;
  display: flex;
}
.icon_img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 4px solid rgba(225, 225, 225, 0.3);
  overflow: hidden;
}
.icon_img img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}
.icon_con {
  height: 60px;
  margin-left: 25px;
}
.icon_con p {
  padding-top: 5px;
}
.icon_con h2 {
  font-weight: 400;
}
.line {
  width: 60px;
  height: 1px;
  background: rgba(245, 253, 255, 0.5);
  margin: 20px 25px;
  transition: 0.5s;
}
.nav:hover .line {
  width: 230px;
}
.title {
  width: 60px;
  margin-left: 25px;
  margin-bottom: 20px;
}
.title p {
  font-size: 14px;
}
.menu {
  width: 230px;
  margin-left: 25px;
}
.item {
  display: flex;
  position: relative;
  transition: 0.5s;
  border-radius: 6px;
}
.item :hover {
  background: rgba(255, 252553, 255, 0.1);
}
.licon {
  width: 60px;
  height: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.con {
  width: 0;
  height: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: 0.5s;
  overflow: hidden;
  position: relative;
  left: -20px;
  opacity: 0;
}
.nav:hover .con {
  width: 160px;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 1;
}
.ricon {
  width: 0;
  height: 50px;
  transition: 0.5s;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  opacity: 0;
}
.nav:hover .ricon {
  width: 60px;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 1;
}
.iconfont {
  font-size: 26px;
}
.ricon .iconfont {
  font-size: 20px;
  color: #62cb44;
}
.light {
  width: 6px;
  height: 50px;
  background: #eb5a56;
  position: relative;
  left: -1.5625rem;
  transition: 0.5s;
  border-top-right-radius: 4px;
  border-bottom-right-radius: 4px;
  opacity: 0;
}
.item:hover .light {
  opacity: 1;
}
.server {
  width: 6px;
  background: rgba(0, 0, 0, 0.7);
  margin-left: 25px;
  border: radius 10px;
  overflow: hidden;
  transition: 0.5s;
}
.nav:hover .server {
  width: 230px;
}
